1 package org.apache.turbine.modules.screens;
2
3 /* ====================================================================
4 * The Apache Software License, Version 1.1
5 *
6 * Copyright (c) 2001 The Apache Software Foundation. All rights
7 * reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. The end-user documentation included with the redistribution,
22 * if any, must include the following acknowledgment:
23 * "This product includes software developed by the
24 * Apache Software Foundation (http://www.apache.org/)."
25 * Alternately, this acknowledgment may appear in the software itself,
26 * if and wherever such third-party acknowledgments normally appear.
27 *
28 * 4. The names "Apache" and "Apache Software Foundation" and
29 * "Apache Turbine" must not be used to endorse or promote products
30 * derived from this software without prior written permission. For
31 * written permission, please contact apache@apache.org.
32 *
33 * 5. Products derived from this software may not be called "Apache",
34 * "Apache Turbine", nor may "Apache" appear in their name, without
35 * prior written permission of the Apache Software Foundation.
36 *
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 * SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This software consists of voluntary contributions made by many
52 * individuals on behalf of the Apache Software Foundation. For more
53 * information on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57 // Java Core Classes
58 import java.util.Enumeration;
59 import java.util.Hashtable;
60
61 // Turbine Modules
62 import org.apache.turbine.modules.Screen;
63
64 // Turbine Utility Classes
65 import org.apache.turbine.util.RunData;
66
67 // ECS Classes
68 import org.apache.ecs.ConcreteElement;
69 import org.apache.ecs.html.B;
70 import org.apache.ecs.html.H3;
71 import org.apache.ecs.html.H4;
72 import org.apache.ecs.html.PRE;
73 import org.apache.ecs.html.Table;
74 import org.apache.ecs.html.TD;
75 import org.apache.ecs.html.TR;
76
77
78 /***
79 * This is a sample Error Screen module.
80 *
81 * @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a>
82 * @version $Id: Error.java,v 1.1.1.1 2001/08/16 05:08:36 jvanzyl Exp $
83 */
84 public class Error extends Screen
85 {
86 /***
87 * Build screen.
88 *
89 * @param data Turbine information.
90 * @exception Exception, a generic exception.
91 */
92 public ConcreteElement doBuild( RunData data )
93 throws Exception
94 {
95 data.setTitle("There has been an error!");
96
97 Table table = new Table().setBorder(0);
98 boolean hasValues = false;
99 Enumeration keys = data.getParameters().keys();
100 while ( keys.hasMoreElements() )
101 {
102 String key = (String) keys.nextElement();
103 String value = data.getParameters().getString(key);
104 TR tr = new TR()
105 .addElement( new TD().addElement(new B(key)) )
106 .addElement( new TD().addElement(" = " + value ) );
107 table.addElement(tr);
108 hasValues = true;
109 }
110
111 Table table2 = new Table().setBorder(0);
112 Hashtable varDebug = data.getVarDebug();
113 keys = varDebug.keys();
114 boolean hasValues2 = false;
115 while ( keys.hasMoreElements() )
116 {
117 String key = (String) keys.nextElement();
118 String value = varDebug.get(key).toString();
119 TR tr = new TR()
120 .addElement( new TD().addElement(new B(key)) )
121 .addElement( new TD().addElement(" = " + value ) );
122 table2.addElement(tr);
123 hasValues2 = true;
124 }
125
126 data.getPage().getBody().addElement(new H3(data.getTitle() +
127 " Please review the exception below for more information."));
128
129 if ( hasValues )
130 {
131 data.getPage().getBody()
132 .addElement(new H4().addElement("Get/Post Data:"));
133 data.getPage().getBody().addElement(table);
134 }
135
136 if ( hasValues2 )
137 {
138 data.getPage()
139 .getBody().addElement(new H4()
140 .addElement("Debugging Data:"));
141 data.getPage().getBody().addElement(table2);
142 }
143
144 String trace = data.getStackTrace();
145 if ( trace != null )
146 {
147 data.getPage().getBody()
148 .addElement(new H4().addElement("The exception is:"))
149 .addElement(new PRE(trace))
150 .addElement(new PRE(data.getStackTraceException().toString()));
151 }
152 return null;
153 }
154 }
This page was automatically generated by Maven